name: Share Theme

on:
  workflow_call:
    inputs:
      pr_number:
        required: false
        type: string
        description: "PR number for theme naming context"
      store_alias:
        required: false
        type: string
        description: "Store alias for scoped secret lookup"
      store_alias_secret:
        required: false
        type: string
        description: "Upper snake-case alias for scoped secret (e.g. VOLDT_STAGING). If set, uses SHOPIFY_*_<this>; else uses SHOPIFY_STORE_URL / SHOPIFY_THEME_ACCESS_TOKEN."
    outputs:
      theme_id:
        description: "Shared theme ID"
        value: ${{ jobs.share.outputs.theme_id }}
      theme_name:
        description: "Shared theme name"
        value: ${{ jobs.share.outputs.theme_name }}
      share_output:
        description: "Raw share command output"
        value: ${{ jobs.share.outputs.share_output }}

jobs:
  share:
    runs-on: ubuntu-latest
    outputs:
      theme_id: ${{ steps.share.outputs.theme_id }}
      theme_name: ${{ steps.share.outputs.theme_name }}
      share_output: ${{ steps.share.outputs.share_output }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Validate theme root
        run: |
          if [ ! -f "layout/theme.liquid" ]; then
            echo "layout/theme.liquid not found. Ensure workflow runs at theme repository root."
            exit 1
          fi

      - name: Install Shopify CLI
        run: npm install -g @shopify/cli @shopify/theme

      - name: Share theme
        id: share
        env:
          SHOPIFY_STORE_URL: ${{ inputs.store_alias_secret && secrets[format('SHOPIFY_STORE_URL_{0}', inputs.store_alias_secret)] || secrets.SHOPIFY_STORE_URL }}
          SHOPIFY_THEME_ACCESS_TOKEN: ${{ inputs.store_alias_secret && secrets[format('SHOPIFY_THEME_ACCESS_TOKEN_{0}', inputs.store_alias_secret)] || secrets.SHOPIFY_THEME_ACCESS_TOKEN }}
        run: |
          if [ -z "$SHOPIFY_STORE_URL" ] || [ -z "$SHOPIFY_THEME_ACCESS_TOKEN" ]; then
            echo "Missing Shopify secrets."
            exit 1
          fi

          OUTPUT=$(shopify theme share \
            --store "$SHOPIFY_STORE_URL" \
            --password "$SHOPIFY_THEME_ACCESS_TOKEN" 2>&1)
          STATUS=$?

          echo "$OUTPUT"
          if [ $STATUS -ne 0 ]; then
            echo "Theme share failed."
            exit $STATUS
          fi

          THEME_NAME=$(echo "$OUTPUT" | sed -n "s/.*The theme '\([^']*\)'.*/\1/p" | head -1)
          THEME_ID=$(echo "$OUTPUT" | sed -n 's/.*#\([0-9]*\).*/\1/p' | head -1)

          if [ -z "$THEME_ID" ]; then
            echo "Could not parse theme id from share output."
            exit 1
          fi

          echo "theme_id=$THEME_ID" >> $GITHUB_OUTPUT
          if [ -n "$THEME_NAME" ]; then
            echo "theme_name=$THEME_NAME" >> $GITHUB_OUTPUT
          fi

          {
            echo "share_output<<SHARE_EOF"
            echo "$OUTPUT"
            echo "SHARE_EOF"
          } >> $GITHUB_OUTPUT